class LLMSettings:
    def __init__(self, model_name: str = "qwen", temperature: float = 0.7):
        self.model_name = model_name
        self.temperature = temperature

class TaskManager:
    def __init__(self):
        self.tasks = {}

    def create_task(self, task_id: str, prompt: str):
        self.tasks[task_id] = {"prompt": prompt, "status": "pending"}

    def complete_task(self, task_id: str):
        if task_id in self.tasks:
            self.tasks[task_id]["status"] = "completed"